Fullstack Engineer

Relha LLC; Milwaukee, Northern (WI, KY); Hybrid; USD 98,000 - 147,000; Full time

Job summary

Northwestern Mutual is expanding its Digital Platform team to deliver a near-real-time Business Event Hub. As a Fullstack Engineer, you will design, develop, test, and support software applications, APIs, and platform services using Java, Node.js, and/or Kotlin.

You’ll work across web development, backend services, automation, and CI/CD to enable enterprise-wide event-driven communication. You will collaborate with product managers, designers, and engineers in an agile environment, tackle

Qualifications

• 2+ years of professional experience with Java, Node.js and/or Kotlin.
• Experience building and operating highly available data-integration services and message queues.
• Experience developing secure REST services, websockets, and client applications.
• 2+ years of experience with relational and/or NoSQL databases.
• Familiarity with front-end technologies including React, Webpack, and OpenAPI.
• Familiarity with AWS and Azure cloud platforms.
• Familiarity with CI/CD concepts and practices.

Responsibilities

• Design, develop, test, maintain, and support software applications and platform services.
• Build and enhance solutions using Java, Node.js and/or Kotlin.
• Develop and support secure REST services, web-sockets, and client applications.
• Work with highly available data-integration services and message queue technologies.
• Design and support solutions utilizing relational and NoSQL databases.
• Collaborate with engineers, product managers, and designers in an agile environment.
• Participate in platform enhancements that improve reliability, scalability, and usability.
• Troubleshoot technical issues, identify root causes, and implement effective solutions.
• Contribute new ideas and innovative approaches to technical challenges.
• Take ownership of deliverables and help drive outcomes with minimal direction.

Skills

Java

Node.js

Kotlin

Data integration

REST/WebSocket

Relational/NoSQL databases

Cloud (AWS/Azure)

CI/CD

Frontend technologies

Tools

React

Webpack

OpenAPI

Job description

At Northwestern Mutual, our Digital Platform organization is investing in the Business Event Hub, an internal, near-real-time messaging platform built on a Business Domain Driven Architecture. The Hub enables the governed production, short-term storage, and consumption of business events across the enterprise and is continuing to expand into adjacent capabilities.

As a Fullstack Engineer, you'll help build, support, and enhance the platform capabilities that power event-driven communication across Northwestern Mutual. You'll work on highly available integration services, APIs, messaging technologies, and cloud-enabled solutions while collaborating closely with engineers, product managers, and designers. Our engineering environment is diverse, providing opportunities to contribute across web development, backend services, automation, CI/CD, cloud technologies, and platform engineering initiatives.

This role is ideal for a technically curious engineer who enjoys solving complex problems, taking ownership of outcomes, and contributing to a platform with enterprise-wide impact. We're looking for someone who is eager to learn new skills and technologies, embraces challenges beyond their primary area of expertise, and thrives in a collaborative environment. You'll work across a diverse technology stack spanning web development, backend services, automation, and CI/CD, making adaptability and a continuous learning mindset essential to success.

What You'll Do

Design, develop, test, maintain, and support software applications and platform services.

Build and enhance solutions using Java, Node.js and/or Kotlin.

Develop and support secure REST services, web-sockets, and client applications.

Work with highly available data-integration services and message queue technologies.

Design and support solutions utilizing relational and NoSQL databases.

Collaborate with engineers, product managers, and designers in an agile environment.

Participate in platform enhancements that improve reliability, scalability, and usability.

Troubleshoot technical issues, identify root causes, and implement effective solutions.

Contribute new ideas and innovative approaches to technical challenges.

Take ownership of deliverables and help drive outcomes with minimal direction.

What You Will Bring To the Role

Technical Experience

2+ years of professional experience with Java, Node.js and/or Kotlin.

Experience building and operating highly available data-integration services and message queues.

Experience developing secure REST services, web-sockets, and client applications.

2+ years of experience working with relational and/or NoSQL databases.

Familiarity with front-end technologies including React, Webpack, and OpenAPI.

Familiarity with public cloud technologies and platforms including AWS and Azure.

Familiarity with continuous integration and continuous deployment concepts and practices.

Professional Strengths

Fast learner with a strong desire to continuously grow and expand technical expertise.

Self-starter who can take initiative and work effectively with minimal direction.

Strong sense of ownership and accountability.

Comfortable working beyond primary technologies to understand broader platform needs.

Effective communicator who can explain technical concepts to both technical and non-technical audiences.

Collaborative team member who enjoys partnering across disciplines to solve problems.

Curious mindset with a passion for improving systems and finding new ways to solve challenges.

Skills You Have

Adaptive Communication: Communicates complex technical information effectively to both technical and non-technical audiences.

Analytical Thinking: Uses data, analysis, and critical thinking to identify root causes, solve problems, and improve processes.

Customer Centricity: Applies a customer-first mindset when designing and improving products, systems, and services.

Learning Agility & Critical Thinking: Quickly learns new technologies and approaches while applying critical thinking to solve problems.

Software Development: Designs, develops, tests, maintains, and supports software applications throughout the software development lifecycle.

Software Problem Solving: Troubleshoots technical issues, identifies root causes, and develops effective solutions.

Compensation Range:

Pay Range - Start:

$98,320.00

Pay Range - End:

$147,480.00

Geographic Specific Pay Structure:

Structure 110:

Structure 115:

We believe in fairness and transparency. It’s why we share the salary range for most of our roles. However, final salaries are based on a number of factors, including the skills and experience of the candidate; the current market; location of the candidate; and other factors uncovered in the hiring process. The standard pay structure is listed but if you’re living in California, New York City or other eligible location, geographic specific pay structures, compensation and benefits could be applicable.

Grow your career with a best-in-class company that puts our clients' interests at the center of all we do.

Northwestern Mutual is an equal opportunity employer that welcomes talented individuals of all backgrounds. We are committed to creating and maintaining an environment in which each employee can contribute creative ideas, seek challenges, assume leadership and continue to focus on meeting and exceeding business and personal objectives.